public enum Menu {
    RED,BLAKC,GREEN;

    public static void main(String[] args) {
        Menu me = Menu.BLAKC;
        switch (me){
            case RED:
                System.out.println("red");
                break;
            case BLAKC:
                System.out.println("black");
                break;
            default:
                System.out.println("green");
                break;
        }
    }
}
